1 /* Definitions for CHILL parsing and type checking.
2 Copyright (C) 1992, 93, 1994 Free Software Foundation, Inc.
4 This file is part of GNU CC.
6 GNU CC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU CC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU CC; see the file COPYING. If not, write to
18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
23 /* Usage of TREE_LANG_FLAG_?:
25 " TYPE_FIELDS_READONLY (in ARRAY_TYPE, RECORD_TYPE or UNION_TYPE)
26 " C_DECLARED_LABEL_FLAG
27 " C_TYPE_VARIABLE_SIZE
28 2: C_TYPE_FIELDS_VOLATILE (in RECORD_TYPE or UNION_TYPE)
29 " ELSE_LABEL_SPECIFIED (in CASE selector expression)
31 4: CH_USE_SEIZEFILE_RESTRICTED
33 5: CH_DERIVED_FLAG (in EXPR or DECL)
36 /* Usage of TYPE_LANG_FLAG_?:
38 1: C_TYPE_VARIABLE_SIZE
42 5: CH_ENUM_IS_NUMBERED
46 /* Language-dependent contents of an identifier. */
48 struct lang_identifier
50 /* These match the fields in c-tree.h. */
51 struct tree_identifier ignore;
52 tree outer_value, local_value, implicit_decl;
53 tree error_locus, limbo_value;
55 /* These are Chill-specific. */
61 /* Macros for access to language-specific slots in an identifier. */
63 /* The outer_value is a chain of decls (normally a single decl),
64 that have been granted into the scope surrounding all modules. */
65 #define IDENTIFIER_OUTER_VALUE(NODE) \
66 (((struct lang_identifier *)(NODE))->outer_value)
67 #define IDENTIFIER_LOCAL_VALUE(NODE) \
68 (((struct lang_identifier *)(NODE))->local_value)
69 #define IDENTIFIER_IMPLICIT_DECL(NODE) \
70 (((struct lang_identifier *)(NODE))->implicit_decl)
71 #define IDENTIFIER_ERROR_LOCUS(NODE) \
72 (((struct lang_identifier *)(NODE))->error_locus)
73 #define IDENTIFIER_FORBID(NODE) \
74 (((struct lang_identifier *)(NODE))->forbid)
76 /* The nesting level increates by one for every nested 'group'.
77 Predefined declarations have level -1; the global scope is level 0.
79 #define DECL_NESTING_LEVEL(DECL) \
80 ((DECL)->decl.vindex ? TREE_INT_CST_LOW((DECL)->decl.vindex) : -1)
82 /* Nesting of things that can have an ON-unit attached. */
83 extern int action_nesting_level;
85 /* The DECL_NAME of a FIELD_DECL that represents the ELSE part of a variant. */
86 #define ELSE_VARIANT_NAME ridpointers[(int) RID_ELSE]
88 /* For a LABEL_DECL: action_nesting_level of its target. */
89 #define DECL_ACTION_NESTING_LEVEL(NODE) ((NODE)->decl.saved_insns.i)
91 #define DECL_OLD_PREFIX(DECL) ((DECL)->decl.initial)
92 #define DECL_NEW_PREFIX(DECL) ((DECL)->decl.result)
93 #define DECL_POSTFIX(DECL) ((DECL)->decl.arguments)
94 extern tree ALL_POSTFIX;
95 #define DECL_SEIZEFILE(DECL) ((DECL)->decl.size)
96 #define DECL_POSTFIX_ALL(DECL) (DECL_POSTFIX(DECL) == ALL_POSTFIX)
97 #define DECL_OLD_NAME(DECL) decl_old_name(DECL)
98 /* For a siezefile name this means restricted usage of this file.
99 In this case, the USE_SEIZE_FILE directive will not be copied
100 into the grant file */
101 #define CH_USE_SEIZEFILE_RESTRICTED(NODE) TREE_LANG_FLAG_4(NODE)
102 extern tree decl_old_name PROTO ((tree));
104 /* for selective granting, mark as already granted */
105 #define CH_ALREADY_GRANTED(NODE) TREE_LANG_FLAG_4(NODE)
107 /* to store the receiving process of that signal
108 at definition time */
109 #define IDENTIFIER_SIGNAL_DEST(NODE) \
110 (((struct lang_identifier *)(NODE))->signal_dest)
112 /* indicates a signal with no data */
113 #define IDENTIFIER_SIGNAL_DATA(NODE) \
114 (((struct lang_identifier *)(NODE))->signal_data)
116 /* In identifiers, C uses the following fields in a special way:
117 TREE_PUBLIC to record that there was a previous local extern decl.
118 TREE_USED to record that such a decl was used.
119 TREE_ADDRESSABLE to record that the address of such a decl was used. */
121 /* Nonzero means reject anything that Z.200 Recommendation forbids. */
124 /* the prototypical CHILL INSTANCE type */
125 extern tree instance_type_node;
127 /* Non-zero if type or expr depends on non-resolved identifier. */
128 #define UNSATISFIED(expr) \
129 (UNSATISFIED_FLAG (expr) || TREE_CODE (expr) == IDENTIFIER_NODE)
130 #define UNSATISFIED_FLAG(expr) TREE_LANG_FLAG_3 (expr)
132 /* Non-zero in a TREE_LIST if part of a labelled structure tuple. */
133 #define TUPLE_NAMED_FIELD(LIST) TREE_LANG_FLAG_1(LIST)
135 /* In an ARRAY_TYPE, RECORD_TYPE or UNION_TYPE, nonzero if any component
137 #define TYPE_FIELDS_READONLY(type) TREE_LANG_FLAG_1 (type)
139 /* True if TYPE has the "read-only property." */
140 #define TYPE_READONLY_PROPERTY(TYPE) \
141 (TYPE_READONLY (TYPE) || TYPE_FIELDS_READONLY (TYPE))
143 /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is volatile. */
144 #define C_TYPE_FIELDS_VOLATILE(type) TREE_LANG_FLAG_2 (type)
146 /* In a CASE selector expression, nonzero if any alternative specifies (ELSE) for
148 #define ELSE_LABEL_SPECIFIED(expr) TREE_LANG_FLAG_2 (expr)
150 /* CH_CHARS_TYPE_P(TYPE) is true iff TYPE is a character string type.
152 There is no essential difference between a string and a (one-dimensional)
153 character array, at least for non-varying types. I don't know where
154 the Chill designers got the idea that it was useful to make a distinction.
155 (I suspect packing might be involved, but on a byte-adressable machine
156 we don't care.) Since we want the same code to be generated for
157 char arrays as for char strings, we use the same representation for
158 both. But we still need to distinguish them for the sake a Chill
159 type checking. We do that using TYPE_STRING_FLAG. */
161 #define MARK_AS_STRING_TYPE(TYPE) (TYPE_STRING_FLAG (TYPE) = 1)
163 #define CH_CHARS_TYPE_P(type) \
164 (TREE_CODE (type) == ARRAY_TYPE && TREE_CODE(TREE_TYPE(type)) == CHAR_TYPE \
165 && TYPE_STRING_FLAG (type))
167 /* True if TYPE is CHARS(1). */
168 #define CH_CHARS_ONE_P(TYPE) (CH_CHARS_TYPE_P(TYPE) \
169 && integer_zerop (TYPE_MAX_VALUE (TYPE_DOMAIN (TYPE))))
171 /* True if TYPE is a bitstring (BOOLS or BIT) type.
172 The TYPE_STRING_FLAG is used to distinguish a bitstring from a powerset. */
174 #define CH_BOOLS_TYPE_P(type) \
175 (TREE_CODE (type) == SET_TYPE && TYPE_STRING_FLAG (type))
177 /* True if TYPE is BOOLS(1). */
178 #define CH_BOOLS_ONE_P(TYPE) (CH_BOOLS_TYPE_P(TYPE) \
179 && integer_zerop (TYPE_MAX_VALUE (TYPE_DOMAIN (TYPE))))
181 /* Value is nonzero if TYPE is a CHILL string type.
182 See CH_CHARS_TYPE_P and CH_BOOLS_TYPE_P above. */
184 #define CH_STRING_TYPE_P(type) \
185 ((TREE_CODE (type) == ARRAY_TYPE || TREE_CODE (type) == SET_TYPE) \
186 && TYPE_STRING_FLAG (type))
188 /* In a RECORD_TYPE, a sorted array of the fields of the type. */
189 struct lang_type_record
192 tree tasking_code_decl;
200 struct lang_type_record rec;
211 /* A tasking type's corresponding tasking_code_variable has its
212 decl pointer in here. */
213 #define DECL_TASKING_CODE_DECL(DECL) (DECL_LANG_SPECIFIC(DECL))
215 /* A pointer to an as-yet undefined type. */
216 extern tree unknown_type_node;
218 /* The CHILL type INT (either integer_type_node or
219 short_integer_type_node). */
220 extern tree chill_integer_type_node;
221 extern tree chill_unsigned_type_node;
223 /* Nonzero for FIELD_DECL node means that this FIELD_DECL is
224 a member of a union construct. */
225 #define TREE_UNION_ELEM(NODE) ((NODE)->decl.regdecl_flag) /* overloaded! */
227 /* Mark which labels are explicitly declared.
228 These may be shadowed, and may be referenced from nested functions. */
229 #define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
231 /* Record whether a type was written with nonconstant size.
232 Note that TYPE_SIZE may have simplified to a constant. */
233 #define C_TYPE_VARIABLE_SIZE(type) TYPE_LANG_FLAG_1 (type)
235 #define DECL_WEAK_NAME(DECL) DECL_LANG_FLAG_0(DECL)
237 /* These are for FUNCTION_DECLs. */
238 #define CH_DECL_GENERAL(DECL) DECL_LANG_FLAG_1(DECL)
239 #define CH_DECL_SIMPLE(DECL) DECL_LANG_FLAG_2(DECL)
240 #define CH_DECL_RECURSIVE(DECL) DECL_LANG_FLAG_3(DECL)
241 #define CH_FUNCTION_SETS_RESULT(DECL) DECL_LANG_FLAG_6(DECL)
243 /* For a CONST_DECL, indicates that it was implicitly declared
244 in a SET mode declaration, and it should not be explicitly granted. */
245 #define CH_DECL_ENUM(DECL) DECL_LANG_FLAG_3(DECL)
247 /* in a FIELD_DECL use DECL_LANG_FLAG_4 to mark FORBID in a grant-statement */
248 #define CH_DECL_FORBID(DECL) DECL_LANG_FLAG_4(DECL)
250 /* in an ALIAS_DECL use DECL_LANG_FLAG_4 to mark decl was granted */
251 #define CH_DECL_GRANTED(DECL) DECL_LANG_FLAG_4(DECL)
253 /* (in a non-FIELD_DECL) note that this decl was hidden by push_module(). */
254 #define DECL_HIDDEN_BY_MODULE(decl) DECL_LANG_FLAG_4 (decl)
256 /* Record in each node resulting from a binary operator
257 what operator was specified for it. */
258 #define C_EXP_ORIGINAL_CODE(exp) ((enum tree_code) TREE_COMPLEXITY (exp))
260 /* Store a value in that field. */
261 #define C_SET_EXP_ORIGINAL_CODE(exp, code) \
262 (TREE_COMPLEXITY (exp) = (int)(code))
264 /* Record whether a typedef for type `int' was actually `signed int'. */
265 #define C_TYPEDEF_EXPLICITLY_SIGNED(exp) DECL_LANG_FLAG_1 ((exp))
267 /* For FUNCTION_TYPE, a hidden list of types of arguments. The same as
268 TYPE_ARG_TYPES for functions with prototypes, but created for functions
269 without prototypes. */
270 #define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_NONCOPIED_PARTS (NODE)
272 /* For FUNCTION_TYPE or METHOD_TYPE, a list of the
273 (names of) exceptions that this type can raise. */
274 #define TYPE_RAISES_EXCEPTIONS(NODE) ((NODE)->type.minval)
276 /* For UNION_TYPE, the list of tag fields that distinguishes the members. */
277 #define TYPE_TAGFIELDS(NODE) ((NODE)->type.minval)
279 /* For RECORD_TYPE, the tag values that select it. */
280 #define TYPE_TAG_VALUES(NODE) TYPE_BINFO(NODE)
282 /* For VAR_DECL, TYPE_DECL, FUNCTION_DECL, indicates that
283 the DECL was read from a seizefile but not seized */
284 #define CH_DECL_NOTDECLARED(DECL) DECL_LANG_FLAG_5(DECL)
286 /* For FUNCTION_DECL's, mark as PROCESSEs. */
287 #define CH_DECL_PROCESS(DECL) DECL_LANG_FLAG_7(DECL)
289 /* For TYPE_DECL's, mark as SIGNALs. */
290 #define CH_DECL_SIGNAL(DECL) DECL_LANG_FLAG_7(DECL)
292 /* Macros using terminology of the CHILL Blue Book. */
294 /* A class is either Null, All, M-value, M-derived, or M-reference,
295 where M is some mode (type). */
298 CH_ALL_CLASS, CH_NULL_CLASS,
299 CH_VALUE_CLASS, CH_DERIVED_CLASS, CH_REFERENCE_CLASS
302 typedef struct ch_class {
303 enum ch_class_kind kind;
304 tree mode; /* The 'M' in M-value, M-derived, or M-reference. */
307 struct mode_chain; /* Forward reference */
309 #define CH_IS_REFERENCE_MODE(MODE) (TREE_CODE (MODE) == POINTER_TYPE)
310 #define CH_IS_BOUND_REFERENCE_MODE(MODE) \
311 (TREE_CODE (MODE) == POINTER_TYPE && TREE_TYPE(MODE) != void_type_node)
312 #define CH_IS_PROCEDURE_MODE(MODE) (TREE_CODE (MODE) == FUNCTION_TYPE)
313 #define CH_IS_INSTANCE_MODE(MODE) (CH_SIMILAR (MODE, instance_type_node))
314 #define CH_IS_BUFFER_MODE(MODE) (TYPE_LANG_FLAG_3(MODE))
315 #define CH_IS_EVENT_MODE(MODE) (TYPE_LANG_FLAG_4(MODE))
316 /* This is TRUE if the set is numbered, which makes pred/succ
318 #define CH_ENUM_IS_NUMBERED(MODE) (TYPE_LANG_FLAG_5(MODE))
320 /* for ACCESS, and TEXT mode */
321 #define CH_IS_ACCESS_MODE(MODE) (TYPE_LANG_FLAG_2(MODE))
322 #define CH_IS_TEXT_MODE(MODE) (TYPE_LANG_FLAG_6(MODE))
323 #define CH_IS_ASSOCIATION_MODE(MODE) (CH_SIMILAR (MODE, association_type_node))
324 #define CH_IS_USAGE_MODE(MODE) (CH_SIMILAR (MODE, usage_type_node))
325 #define CH_IS_WHERE_MODE(MODE) (CH_SIMILAR (MODE, where_type_node))
327 /* for RECORD or ARRAY type */
328 #define CH_TYPE_NONVALUE_P(MODE) (TYPE_LANG_FLAG_0(MODE))
330 /* CH_NOVELTY is the novelty of a mode: NULL_TREE means the novelty is nil;
331 otherwise a TYPE_DECL matching the defining occurrence of a newmode. */
332 #define CH_NOVELTY(MODE) TYPE_CONTEXT(MODE)
334 /* Set the novelty of MODE to NOVELTY (which is assumed to be non-nil). */
335 #define SET_CH_NOVELTY(MODE, NOVELTY) (CH_NOVELTY (MODE) = (NOVELTY))
336 #define SET_CH_NOVELTY_NONNIL(MODE, NOVELTY) (CH_NOVELTY (MODE) = (NOVELTY))
338 /* CH_DERIVED_FLAG is true the class of EXPR is X-derived for some X. */
339 #define CH_DERIVED_FLAG(EXPR) TREE_LANG_FLAG_5(EXPR)
341 #define CH_HAS_REFERENCING_PROPERTY(MODE) \
342 (TREE_CODE (MODE) == POINTER_TYPE) /* incomplete FIXME! */
344 /* CH_COMPATIBLE(EXPR, MODE) is true if the class of EXPR is
345 "compatible" with the type MODE. */
346 #define CH_COMPATIBLE(EXPR, MODE) chill_compatible(EXPR, MODE)
347 #define CH_COMPATIBLE_CLASSES(EXPR1, EXPR2) chill_compatible_classes(EXPR1, EXPR2)
348 #define CH_STATIC_MODE(MODE) 1 /* for now */
349 #define CH_SIMILAR(MODE1, MODE2) chill_similar(MODE1, MODE2, 0)
350 #define CH_ROOT_MODE(MODE) chill_root_mode(MODE)
351 #define CH_RESULTING_CLASS(C1, C2) chill_resulting_class(C1, C2)
352 #define CH_ROOT_RESULTING_CLASS(E1, E2) \
353 CH_RESULTING_CLASS (chill_expr_class(E1), chill_expr_class(E2))
354 #define CH_RESULTING_MODE(MODE1, MODE2) chill_resulting_mode(MODE1, MODE2)
355 #define CH_V_EQUIVALENT(MODE1, MODE2) (CH_SIMILAR(MODE1, MODE2) \
356 && CH_NOVELTY(MODE1) == CH_NOVELTY(MODE2))
357 #define CH_EQUIVALENT(MODE1, MODE2) \
358 (!integer_zerop (chill_equivalent (MODE1, MODE2, 0)))
359 #define CH_RESTRICTABLE_TO(MODE1, MODE2) \
360 CH_EQUIVALENT(MODE1, MODE2) /* && some more stuff FIXME! */
362 /* pass an OFFSET_TYPE or REFERENCE_TYPE's underlying type to SCALAR_P */
363 #define CH_READ_COMPATIBLE(modeM, modeN) chill_read_compatible(modeM, modeN)
365 #define SCALAR_P(TYPE) (TYPE != NULL_TREE \
366 && (TREE_CODE (TYPE) == INTEGER_TYPE \
367 || TREE_CODE (TYPE) == REAL_TYPE \
368 || TREE_CODE (TYPE) == ENUMERAL_TYPE \
369 || TREE_CODE (TYPE) == BOOLEAN_TYPE \
370 || TREE_CODE (TYPE) == CHAR_TYPE \
371 || TREE_CODE (TYPE) == POINTER_TYPE \
372 || TREE_CODE (TYPE) == INSTANCE_TYPE))
373 #define CH_REFERABLE(EXPR) chill_referable(EXPR)
374 #define CH_LOCATION_P(EXPR) chill_location (EXPR)
376 extern int maybe_objc_comptypes ();
377 extern tree maybe_building_objc_message_expr ();
379 /* Standard named or nameless data types of the C compiler. */
381 /* Nonzero means `$' can be in an identifier. */
383 extern int dollars_in_ident;
385 /* Nonzero means allow type mismatches in conditional expressions;
386 just make their values `void'. */
388 extern int flag_cond_mismatch;
390 /* Nonzero means don't recognize the keyword `asm'. */
392 extern int flag_no_asm;
394 /* Nonzero means ignore `#ident' directives. */
396 extern int flag_no_ident;
398 /* Nonzero means warn about implicit declarations. */
400 extern int warn_implicit;
402 /* Nonzero means give string constants the type `const char *'
403 to get extra warnings from them. These warnings will be too numerous
404 to be useful, except in thoroughly ANSIfied programs. */
406 extern int warn_write_strings;
408 /* Nonzero means warn about sizeof (function) or addition/subtraction
409 of function pointers. */
411 extern int warn_pointer_arith;
413 /* Nonzero means warn for all old-style non-prototype function decls. */
415 extern int warn_strict_prototypes;
417 /* Nonzero means warn about multiple (redundant) decls for the same single
418 variable or function. */
420 extern int warn_redundant_decls;
422 /* Nonzero means warn about extern declarations of objects not at
423 file-scope level and about *all* declarations of functions (whether
424 extern or static) not at file-scope level. Note that we exclude
425 implicit function declarations. To get warnings about those, use
428 extern int warn_nested_externs;
430 /* Nonzero means warn about pointer casts that can drop a type qualifier
431 from the pointer target type. */
433 extern int warn_cast_qual;
435 /* Warn about traditional constructs whose meanings changed in ANSI C. */
437 extern int warn_traditional;
439 /* Warn about *printf or *scanf format/argument anomalies. */
441 extern int warn_format;
443 /* Warn about a subscript that has type char. */
445 extern int warn_char_subscripts;
447 /* Warn if a type conversion is done that might have confusing results. */
449 extern int warn_conversion;
451 /* Warn if switch labels aren't complete, or are duplicated */
453 extern int warn_switch;
455 /* Nonzero means do some things the same way PCC does. */
457 extern int flag_traditional;
459 /* Nonzero means warn about suggesting putting in ()'s. */
461 extern int warn_parentheses;
463 /* Nonzero means this is a function to call to perform comptypes
464 on two record types. */
466 extern int (*comptypes_record_hook) ();
468 /* Nonzero means we are reading code that came from a system header file. */
469 extern int system_header_p;
471 /* One means range checking is on; <= 0 off; -1 permanently off. */
472 extern int range_checking;
474 /* 0 means empty checking is off, else it is on */
475 extern int empty_checking;
477 /* 1 means -fruntime-checking specified (default), o means -fno-runtime-checking */
478 extern int runtime_checking_flag;
480 /* Type node for boolean types. */
482 extern tree boolean_type_node;
483 extern tree signed_boolean_type_node;
485 extern tree string_one_type_node;
486 extern tree bitstring_one_type_node, bit_zero_node, bit_one_node;
488 extern tree float_type_node, double_type_node;
489 extern tree void_type_node, ptr_type_node, const_ptr_type_node;
491 /* a VOID_TYPE node, packaged in a TREE_LIST. */
493 extern tree void_list_node;
495 /* Chill language-specific tree codes. */
496 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
497 enum chill_tree_code {
498 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
499 #include "ch-tree.def"
504 enum chill_built_in_function
506 DUMMY_FIRST_CHILL_BUILT_IN = END_BUILTINS,
512 BUILT_IN_ALLOCATE_GLOBAL_MEMORY,
513 BUILT_IN_ALLOCATE_MEMORY,
520 BUILT_IN_COPY_NUMBER,
535 BUILT_IN_GETASSOCIATION,
537 BUILT_IN_GETTEXTACCESS,
538 BUILT_IN_GETTEXTINDEX,
539 BUILT_IN_GETTEXTRECORD,
544 BUILT_IN_ISASSOCIATED,
558 BUILT_IN_QUEUE_LENGTH,
562 BUILT_IN_RETURN_MEMORY,
564 BUILT_IN_SETTEXTACCESS,
565 BUILT_IN_SETTEXTINDEX,
566 BUILT_IN_SETTEXTRECORD,
567 BUILT_IN_SEQUENCIBLE,
579 BUILT_IN_WRITERECORD,
583 /* name of additional (compiler generated) arguments for
584 functions which may propagate exceptions. */
585 #define CALLER_FILE "__CALLER_FILE__"
586 #define CALLER_LINE "__CALLER_LINE__"
588 /* field-name strings for the fields of the structure which
589 represents a CHILL VARYING array. The angle brackets assure
590 that no user-defined structure can match this one.
591 This field holds, at runtime, the current length of the
592 array, in UNITS, not including the length itself. It's an
594 #define VAR_LENGTH "__var_length"
596 /* This field is statically allocated to the user-defined
597 size, but contains valid array entries starting from the
598 first allocated space, proceeding for VAR_LENGTH bytes.
599 There are no holes in the data; the user isn't allowed
600 to store beyond the first available entry. */
602 #define VAR_DATA "__var_data"
604 /* This field is the name of the array, encapsulated in the CHILL
605 structure used to represent an array type parameter. */
606 /*#define ARRAY_DATA "__array_data"*/
608 /* The CHILL INSTANCE type is composed of two CHILL integer
609 fields, the process_type (set by the user with the
610 process_type compiler directive, and the proc_copy field,
611 which is set by the start_process call's first parameter. */
612 #define INS_PTYPE "__proc_type"
613 #define INS_COPY "__proc_copy"
615 /* This is the actual array type inside the VARYING struct */
616 #define CH_VARYING_ARRAY_TYPE(TYPE) TREE_TYPE (TREE_CHAIN (TYPE_FIELDS (TYPE)))
618 /* Identifiers which hold the VAR_LENGTH and VAR_DATA strings. */
619 extern tree var_length_id;
620 extern tree var_data_id;
622 /* A RANGE_EXPR representing an ELSE in a case label. */
623 extern tree case_else_node;
625 #if 0 /* changed to function */
626 /* return non-zero if type is a compiler-generated VARYING array record */
627 #define CH_VARYING_TYPE_P(type) (TREE_CODE (type) == RECORD_TYPE && \
628 DECL_NAME (TYPE_FIELDS (type)) == \
629 get_identifier (VAR_LENGTH) && \
630 DECL_NAME (TREE_CHAIN (TYPE_FIELDS (type))) == \
631 get_identifier (VAR_DATA) && \
632 TREE_CHAIN (CH_VARYING_ARRAY_TYPE (type)) == NULL_TREE)
636 /* in c-aux-info.c */
637 extern void gen_aux_info_record PROTO((tree, int, int, int));
640 extern tree combine_strings PROTO((tree));
641 extern void constant_expression_warning PROTO((tree));
642 extern void decl_attributes PROTO((tree, tree));
643 extern void declare_function_name PROTO((void));
645 extern char *get_directive_line PROTO((FILE *));
647 extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *));
650 extern tree short_integer_type_node, integer_type_node;
651 extern tree long_integer_type_node, long_long_integer_type_node;
652 extern tree short_unsigned_type_node, unsigned_type_node;
653 extern tree long_unsigned_type_node, long_long_unsigned_type_node;
654 extern tree ptrdiff_type_node;
655 extern tree unsigned_char_type_node, signed_char_type_node, char_type_node;
656 extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
657 extern tree float_type_node, double_type_node, long_double_type_node;
658 extern tree void_type_node, ptr_type_node, const_ptr_type_node;
659 extern tree default_function_type;
660 extern tree double_ftype_double, double_ftype_double_double;
661 extern tree int_ftype_int, long_ftype_long;
662 extern tree void_ftype_ptr_ptr_int, int_ftype_ptr_ptr_int;
663 extern tree void_ftype_ptr_int_int, string_ftype_ptr_ptr;
664 extern tree int_ftype_string_string, int_ftype_cptr_cptr_sizet;
665 /* Nodes for boolean constants TRUE and FALSE */
666 extern tree boolean_true_node, boolean_false_node;
668 extern tree global_function_decl;
671 extern void except_init_pass_2 PROTO((void));
674 extern int flag_local_loop_counter;
675 extern void push_loop_block PROTO((void));
676 extern void pop_loop_block PROTO((void));
677 extern void build_loop_start PROTO((tree));
678 extern void top_loop_end_check PROTO((tree));
679 extern void build_loop_end PROTO((void));
680 extern void build_loop_iterator PROTO((tree, tree, tree, tree, int, int, int));
681 extern void begin_loop_scope PROTO((void));
682 extern void end_loop_scope PROTO((tree));
683 extern void nonvalue_begin_loop_scope PROTO((void));
684 extern void nonvalue_end_loop_scope PROTO((void));
686 extern tree build_enumerator PROTO((tree, tree));
687 extern tree builtin_function PROTO((char *, tree, enum built_in_function function_, char *));
688 extern tree c_build_type_variant PROTO((tree, int, int));
689 extern int c_decode_option PROTO((int, char **));
690 extern void c_mark_varargs PROTO((void));
691 extern void clear_parm_order PROTO((void));
692 extern tree combine_parm_decls PROTO((tree, tree, int));
693 extern int complete_array_type PROTO((tree, tree, int));
694 extern void declare_parm_level PROTO((int));
695 extern tree define_label PROTO((char *, int, tree));
696 extern void delete_block PROTO((tree));
697 extern void finish_decl PROTO((tree));
698 extern tree finish_enum PROTO((tree, tree));
699 extern void finish_function PROTO((int));
700 extern tree finish_struct PROTO((tree, tree));
701 extern tree get_parm_decls PROTO((void));
702 extern tree get_parm_info PROTO((int));
703 extern tree getdecls PROTO((void));
704 extern tree gettags PROTO((void));
705 extern int global_bindings_p PROTO((void));
706 extern tree grokfield PROTO((char *, int, tree, tree, tree));
707 extern tree groktypename PROTO((tree));
708 extern tree groktypename_in_parm_context PROTO((tree));
709 extern tree implicitly_declare PROTO((tree));
710 extern void init_decl_processing PROTO((void));
711 extern void insert_block PROTO((tree));
712 extern void keep_next_level PROTO((void));
713 extern int kept_level_p PROTO((void));
714 extern tree lookup_label PROTO((tree));
715 extern tree lookup_name PROTO((tree));
716 extern tree maybe_build_cleanup PROTO((tree));
717 extern void parmlist_tags_warning PROTO((void));
718 extern void pending_xref_error PROTO((void));
719 extern void pop_chill_function_context PROTO((void));
720 extern tree poplevel PROTO((int, int, int));
722 extern void print_lang_decl PROTO((FILE *,tree, int));
723 extern void print_lang_identifier PROTO((FILE *,tree, int));
724 extern void print_lang_type PROTO((FILE *,tree, int));
726 extern void push_chill_function_context PROTO((void));
727 extern void push_parm_decl PROTO((tree));
728 extern tree pushdecl PROTO((tree));
729 extern tree pushdecl_top_level PROTO((tree));
730 extern void pushlevel PROTO((int));
731 extern void set_block PROTO((tree));
732 extern tree shadow_label PROTO((tree));
733 extern void shadow_record_fields PROTO((tree));
734 extern void shadow_tag PROTO((tree));
735 extern void shadow_tag_warned PROTO((tree, int));
736 extern tree start_enum PROTO((tree));
737 extern int start_function PROTO((tree, tree, int));
738 extern tree start_decl PROTO((tree, tree, int));
739 extern tree start_struct PROTO((enum tree_code, tree));
740 extern void store_parm_decls PROTO((void));
741 extern tree xref_tag PROTO((enum tree_code, tree));
744 extern tree build_array_ref PROTO((tree, tree));
745 extern tree build_c_cast PROTO((tree, tree));
746 extern tree build_chill_modify_expr PROTO((tree, tree));
747 extern tree build_chill_component_ref PROTO((tree, tree));
748 extern tree build_component_ref PROTO((tree, tree));
749 extern tree build_compound_expr PROTO((tree));
750 extern tree build_conditional_expr PROTO((tree, tree, tree));
751 extern tree build_function_call PROTO((tree, tree));
752 extern tree build_indirect_ref PROTO((tree, char *));
753 extern tree build_modify_expr PROTO((tree, enum tree_code, tree));
754 extern tree build_unary_op PROTO((enum tree_code, tree, int));
755 extern tree c_alignof PROTO((tree));
756 extern tree c_alignof_expr PROTO((tree));
757 extern void c_expand_asm_operands PROTO((tree, tree, tree, tree, int, char *, int));
758 extern tree c_sizeof PROTO((tree));
759 extern void c_expand_return PROTO((tree));
760 extern tree c_expand_start_case PROTO((tree));
761 extern tree common_type PROTO((tree, tree));
762 extern tree copy_novelty PROTO((tree, tree));
763 extern tree default_conversion PROTO((tree));
764 extern void finish_init PROTO((void));
765 extern tree parser_build_binary_op PROTO((enum tree_code, tree, tree));
766 extern tree pop_init_level PROTO((int));
767 extern void process_init_default PROTO((tree));
768 extern void process_init_element PROTO((tree));
769 extern void push_init_level PROTO((int));
770 extern void really_start_incremental_init PROTO((tree));
771 extern void set_init_index PROTO((tree, tree));
772 extern void set_init_label PROTO((tree));
773 extern void start_init PROTO((tree, tree, int));
774 extern void store_init_value PROTO((tree, tree));
775 extern tree valid_array_index_p PROTO((tree, tree, char *, int));
777 /* in ch/actions.c */
778 extern int grant_only_flag;
779 extern void allocate_lang_decl PROTO((tree));
780 extern tree build_chill_abs PROTO((tree));
781 extern tree build_chill_array_ref_1 PROTO((tree, tree));
782 extern tree build_chill_array_ref PROTO((tree, tree));
783 extern tree build_chill_bin_type PROTO((tree));
784 extern tree build_chill_binary_op PROTO((enum chill_tree_code, tree, tree));
785 extern tree build_chill_card PROTO((tree));
786 extern tree build_chill_case_expr PROTO((tree, tree, tree));
787 extern tree build_cause_exception PROTO((tree, int));
788 extern tree build_chill_exception_decl PROTO((char *));
789 extern tree build_chill_function_call PROTO((tree, tree));
790 extern tree build_chill_length PROTO((tree));
791 extern tree build_chill_indirect_ref PROTO((tree, tree, int));
792 extern tree build_chill_lower PROTO((tree));
793 extern tree build_chill_max PROTO((tree));
794 extern tree build_chill_min PROTO((tree));
795 extern tree build_chill_num PROTO((tree));
796 extern tree build_chill_repetition_op PROTO((tree, tree));
797 extern tree build_chill_sizeof PROTO((tree));
798 extern tree build_chill_slice PROTO((tree, tree, tree));
799 extern tree build_chill_slice_with_range PROTO((tree, tree, tree));
800 extern tree build_chill_slice_with_length PROTO((tree, tree, tree));
801 extern tree build_chill_struct_type PROTO((tree));
802 extern tree build_chill_unary_op PROTO((enum chill_tree_code, tree));
803 extern tree build_chill_upper PROTO((tree));
804 extern tree build_exception_variant PROTO((tree, tree));
805 extern tree build_generalized_call PROTO((tree, tree));
806 extern tree build_lang_decl PROTO((enum chill_tree_code, tree, tree));
807 extern tree build_rts_call PROTO((char *, tree, tree));
808 extern tree build_varying_struct PROTO((tree));
809 extern void chill_check_decl PROTO((tree));
810 extern tree chill_convert_for_assignment PROTO((tree, tree, char*));
811 extern void chill_expand_return PROTO((tree, int));
812 extern void chill_expand_result PROTO((tree, int));
813 extern void chill_handle_case_default PROTO((void));
814 extern void chill_handle_case_label PROTO((tree, tree));
815 extern int chill_varying_string_type_p PROTO((tree));
816 extern int chill_varying_type_p PROTO((tree));
817 extern int ch_singleton_set PROTO((tree));
818 extern tree check_expression PROTO((tree, tree, tree));
819 extern void check_missing_cases PROTO((tree));
820 extern tree check_non_null PROTO((tree));
821 extern tree check_range PROTO((tree, tree, tree,tree));
822 extern void cond_type_range_exception PROTO((tree));
823 extern void expand_cause_exception PROTO((tree));
824 extern tree finish_chill_binary_op PROTO((tree));
825 extern tree finish_chill_unary_op PROTO((tree));
826 extern tree high_domain_value PROTO((tree));
827 extern tree low_domain_value PROTO((tree));
828 extern tree maybe_array_ref PROTO((tree, tree));
829 extern void maybe_chill_check_decl PROTO((tree));
830 extern tree powersetlen PROTO((tree));
831 extern tree test_range PROTO((tree, tree, tree));
832 /* in ch/convert.c */
833 extern tree build_array_type_for_scalar PROTO((tree));
834 extern tree convert PROTO((tree, tree));
835 extern tree convert_from_reference PROTO((tree));
836 extern tree convert_to_class PROTO((ch_class, tree));
837 extern char* display_int_cst PROTO((tree));
840 extern tree build_enumerator PROTO((tree, tree));
841 extern tree chill_munge_params PROTO((tree, tree, tree));
842 extern tree build_chill_function_type PROTO((tree, tree, tree, tree));
843 extern tree decl_temp1 PROTO((tree, tree, int, tree, int, int));
844 extern void do_based_decls PROTO((tree, tree, tree));
845 extern void do_chill_outparms PROTO((void));
846 extern tree do_decl PROTO((tree, tree, int, int, tree, int));
847 extern void do_decls PROTO((tree, tree, int, int, tree, int));
848 extern void expand_chill_outparms PROTO((void));
849 extern void find_granted_decls PROTO((void));
850 extern void finish_chill_function PROTO(());
851 extern tree finish_enum PROTO((tree, tree));
852 extern void fixup_chill_parms PROTO((tree));
853 extern void finish_outer_function PROTO((void));
854 extern unsigned get_type_precision PROTO((tree, tree));
855 extern tree grok_chill_fixedfields PROTO((tree, tree, tree));
856 extern tree grok_chill_variantdefs PROTO((tree, tree, tree));
857 extern void layout_enum PROTO((tree));
858 /* extern tree lookup_remembered_decl PROTO((HOST_WIDE_INT, tree)); */
859 extern void lookup_and_expand_goto PROTO((tree));
860 extern tree lookup_tag_fields PROTO((tree, tree));
861 extern void lookup_and_handle_exit PROTO((tree));
862 extern tree massage_param_node PROTO((tree, tree));
863 extern void pop_module PROTO((void));
864 extern void print_mode PROTO((tree));
865 extern tree push_extern_function PROTO((tree, tree, tree, tree, int));
866 extern void push_extern_process PROTO((tree, tree, tree, int));
867 extern void push_extern_signal PROTO((tree, tree, tree));
868 extern void push_granted PROTO((tree, tree));
869 extern tree push_modedef PROTO((tree, tree, int));
870 extern tree push_module PROTO((tree, int));
871 extern void push_parms PROTO((tree, tree, tree));
872 extern void push_syndecl PROTO((tree, tree, tree));
873 extern int result_never_set;
874 extern void save_expr_under_name PROTO((tree, tree));
875 extern tree set_module_name PROTO((tree));
876 extern int start_chill_function PROTO((tree, tree, tree, tree, tree));
877 extern void start_outer_function PROTO((void));
878 extern void switch_to_pass_2 PROTO((void));
881 extern void chill_check_no_handlers PROTO((void));
882 extern void chill_finish_on PROTO((void));
883 extern void chill_handle_on_labels PROTO((tree));
884 extern void chill_reraise_exceptions PROTO((tree));
885 extern void chill_start_default_handler PROTO((void));
886 extern void chill_start_on PROTO((void));
887 extern void expand_goto_except_cleanup PROTO((int));
888 extern int is_handled PROTO((tree));
891 extern tree build_chill_addr_expr PROTO((tree, char *));
892 extern tree build_chill_arrow_expr PROTO((tree, int));
893 extern tree build_component_ref PROTO((tree, tree));
894 extern tree build_chill_compound_expr PROTO((tree));
895 extern tree build_chill_descr PROTO((tree));
896 extern void build_chill_descr_type PROTO((void));
897 extern void build_chill_inttime_type PROTO((void));
898 extern tree build_compare_expr PROTO((enum tree_code,
900 extern tree build_compare_discrete_expr PROTO((enum tree_code,
902 extern tree check_case_selector PROTO((tree));
903 extern tree check_case_selector_list PROTO((tree));
904 extern tree check_have_mode PROTO((tree, char*));
905 extern void init_chill_expand PROTO((void));
906 extern void chill_expand_assignment PROTO((tree, enum chill_tree_code, tree));
907 extern void expand_assignment_action PROTO((tree, enum chill_tree_code, tree));
908 extern int compare_int_csts PROTO((enum chill_tree_code,
910 extern void expand_varying_length_assignment PROTO((tree, tree));
911 extern tree force_addr_of PROTO((tree));
912 extern tree resolve_component_ref PROTO((tree));
913 extern tree truthvalue_conversion PROTO((tree));
914 extern tree varying_to_slice PROTO((tree));
917 extern void chill_finish_compile PROTO((void));
918 extern void chill_seize PROTO((tree, tree, tree));
919 extern void start_outer_function PROTO((void));
920 extern void finish_chill_seize PROTO((tree));
921 extern void chill_grant PROTO((tree,tree, tree, tree));
922 extern void set_default_grant_file PROTO((void));
923 extern void set_identifier_size PROTO((int));
924 extern void write_grant_file PROTO((void));
925 extern void write_spec_module PROTO((tree, tree));
928 extern tree string_index_type_dummy;
929 extern tree integer_minus_one_node;
930 extern int flag_old_strings;
931 extern void GNU_xref_begin PROTO((void));
932 extern void GNU_xref_end PROTO((void));
933 extern tree build_chill_array_type PROTO((tree, tree, int, tree));
934 extern tree build_chill_struct_type PROTO((tree));
935 extern tree build_chill_pointer_type PROTO((tree));
936 extern tree build_chill_range_type PROTO((tree, tree, tree));
937 extern tree build_chill_reference_type PROTO((tree));
938 extern tree build_simple_array_type PROTO((tree, tree, tree));
939 extern tree const_expr PROTO((tree));
940 extern tree get_identifier3 PROTO((char*, char*, char*));
941 extern tree layout_chill_array_type PROTO((tree));
942 extern tree layout_chill_range_type PROTO((tree, int));
943 extern tree layout_chill_pointer_type PROTO((tree));
944 extern tree layout_chill_struct_type PROTO((tree));
945 extern tree layout_chill_variants PROTO((tree));
946 extern tree layout_powerset_type PROTO((tree));
947 extern tree lookup_interface PROTO((tree));
948 extern tree maybe_building_objc_message_expr PROTO((void));
949 extern void maybe_objc_check_decl PROTO((tree));
950 extern int maybe_objc_comptypes PROTO((tree, tree));
951 extern int recognize_objc_keyword PROTO((void));
954 extern tree use_seizefile_name;
955 extern tree current_seizefile_name;
956 extern tree build_chill_string PROTO((int, char *));
957 extern int check_newline PROTO((void));
958 extern tree get_chill_filename PROTO((void));
959 extern tree get_chill_linenumber PROTO((void));
960 extern void register_seize_path PROTO((char *));
961 extern void reinit_parse_for_function PROTO((void));
962 extern void mark_use_seizefile_written PROTO((tree));
965 extern void begin_chill_loop PROTO((tree, tree));
966 extern tree build_chill_iterator PROTO((tree, tree, tree, int, int, int));
967 extern void end_chill_loop PROTO((void));
968 extern tree get_unique_identifier PROTO((char *));
971 extern tree access_recordmode PROTO((tree));
972 extern void invalidate_access_recordmode PROTO((tree));
973 extern tree access_indexmode PROTO((tree));
974 extern tree access_dynamic PROTO((tree));
975 extern tree association_init_value;
976 extern tree association_type_node;
977 extern tree build_access_mode PROTO((tree, tree, int));
978 extern tree build_chill_associate PROTO((tree, tree, tree));
979 extern tree build_chill_connect PROTO((tree, tree, tree, tree));
980 extern tree build_chill_create PROTO((tree));
981 extern tree build_chill_delete PROTO((tree));
982 extern tree build_chill_disconnect PROTO((tree));
983 extern tree build_chill_dissociate PROTO((tree));
984 extern tree build_chill_eoln PROTO((tree));
985 extern tree build_chill_existing PROTO((tree));
986 extern tree build_chill_gettextaccess PROTO((tree));
987 extern tree build_chill_getassociation PROTO((tree));
988 extern tree build_chill_gettextindex PROTO((tree));
989 extern tree build_chill_gettextrecord PROTO((tree));
990 extern tree build_chill_getusage PROTO((tree));
991 extern tree build_chill_indexable PROTO((tree));
992 extern tree build_chill_isassociated PROTO((tree));
993 extern tree build_chill_modify PROTO((tree, tree));
994 extern tree build_chill_outoffile PROTO((tree));
995 extern tree build_chill_readable PROTO((tree));
996 extern tree build_chill_readrecord PROTO((tree, tree));
997 extern tree build_chill_readtext PROTO((tree, tree));
998 extern tree build_chill_sequencible PROTO((tree));
999 extern tree build_chill_settextaccess PROTO((tree, tree));
1000 extern tree build_chill_settextindex PROTO((tree, tree));
1001 extern tree build_chill_settextrecord PROTO((tree, tree));
1002 extern tree build_chill_variable PROTO((tree));
1003 extern tree build_chill_writeable PROTO((tree));
1004 extern tree build_chill_writerecord PROTO((tree, tree));
1005 extern tree build_chill_writetext PROTO((tree, tree));
1006 extern void build_enum_tables PROTO((void));
1007 extern tree build_text_mode PROTO((tree, tree, int));
1008 extern tree check_text_length PROTO((tree));
1009 extern void init_access_location PROTO((tree, tree));
1010 extern void init_text_location PROTO((tree, tree));
1011 extern void inout_init PROTO((void));
1012 extern tree text_dynamic PROTO((tree));
1013 extern tree text_indexmode PROTO((tree));
1014 extern tree text_length PROTO((tree));
1015 extern tree usage_type_node;
1016 extern tree where_type_node;
1019 extern tree get_type_of PROTO((tree));
1020 extern void set_yydebug PROTO((int));
1021 extern void yyerror PROTO((char *));
1023 extern int ignoring;
1024 extern int seen_action;
1025 extern int build_constructor;
1026 extern void possibly_define_exit_label PROTO((tree));
1027 extern void to_global_binding_level PROTO((void));
1029 /* in ch/satisfy.c */
1030 extern tree satisfy_decl PROTO((tree, int));
1032 /* in ch/tasking.c */
1033 extern void add_taskstuff_to_list PROTO((tree, char *, tree, tree, tree));
1034 extern void process_buffer_decls PROTO((tree, tree, int));
1035 extern tree buffer_element_mode PROTO((tree));
1036 extern void invalidate_buffer_element_mode PROTO((tree));
1037 extern tree build_buffer_descriptor PROTO((tree, tree, tree));
1038 extern tree build_buffer_type PROTO((tree, tree));
1039 extern void build_delay_action PROTO((tree, tree));
1040 extern tree build_delay_case_start PROTO((tree, tree));
1041 extern void build_delay_case_end PROTO((tree));
1042 extern void build_delay_case_label PROTO((tree, int));
1043 extern tree build_event_type PROTO((tree));
1044 extern void build_receive_case_end PROTO((tree, tree));
1045 extern int build_receive_case_if_generated PROTO((void));
1046 extern tree build_receive_case_label PROTO((tree, tree));
1047 extern tree build_receive_case_start PROTO((tree));
1048 extern void expand_continue_event PROTO((tree));
1049 extern void expand_send_buffer PROTO((tree, tree, tree, tree, tree));
1050 extern void expand_send_signal PROTO((tree, tree, tree, tree, tree));
1051 extern void build_start_process PROTO((tree, tree, tree, tree));
1052 extern tree build_copy_number PROTO((tree));
1053 extern tree build_gen_code PROTO((tree));
1054 extern tree build_gen_inst PROTO((tree, tree));
1055 extern tree build_gen_ptype PROTO((tree));
1056 extern void build_instance_type PROTO((void));
1057 extern tree build_process_header PROTO((tree, tree));
1058 extern void build_process_wrapper PROTO((tree, tree));
1059 extern tree build_proc_type PROTO((tree));
1060 extern tree build_queue_length PROTO((tree));
1061 extern tree build_signal_descriptor PROTO((tree, tree));
1062 extern tree build_signal_struct_type PROTO((tree, tree, tree));
1063 extern tree build_tasking_struct PROTO((void));
1064 extern tree chill_taskingcode_type_node;
1065 extern tree check_queue_size PROTO((tree));
1066 extern tree generate_tasking_code_variable PROTO((tree, tree *, int));
1067 extern tree get_signal_type_name PROTO((tree));
1068 extern tree get_struct_type_name PROTO((tree));
1069 extern tree get_tasking_code_name PROTO((tree));
1070 extern tree make_process_struct PROTO((tree, tree));
1071 extern tree make_signal_struct PROTO((tree));
1072 extern tree max_queue_size PROTO((tree));
1073 extern void tasking_init PROTO((void));
1074 extern void tasking_registry PROTO((void));
1075 extern void tasking_setup PROTO((void));
1077 /* in ch/timing.c */
1078 extern tree abs_timing_type_node;
1079 extern tree after_stack;
1080 extern void build_after_end PROTO((void));
1081 extern void build_after_start PROTO((tree, int));
1082 extern void build_after_timeout_start PROTO((void));
1083 extern void build_at_action PROTO((tree));
1084 extern void build_cycle_end PROTO((tree));
1085 extern tree build_cycle_start PROTO((tree));
1086 extern tree build_timeout_preface PROTO((void));
1087 extern void build_timesupervised_call PROTO((tree, tree));
1088 extern tree duration_timing_type_node;
1089 extern void timing_init PROTO((void));
1092 extern tree build_alias_decl PROTO((tree, tree, tree));
1093 extern tree build_bitstring_type PROTO((tree));
1094 extern tree build_powerset_type PROTO((tree));
1095 extern tree build_string_type PROTO((tree, tree));
1096 extern tree decl_check_rename PROTO((tree, tree));
1097 extern tree discrete_count PROTO((tree));
1098 extern int list_length PROTO((tree));
1099 extern tree munge_exit_label PROTO((tree));
1100 extern tree save_if_needed PROTO((tree));
1102 /* in ch/typeck.c */
1103 extern tree build_array_from_set PROTO((tree));
1104 extern tree build_chill_array_ref PROTO((tree, tree));
1105 extern tree build_chill_bitref PROTO((tree, tree));
1106 extern tree build_chill_cast PROTO((tree, tree));
1107 extern tree chill_equivalent PROTO((tree, tree, struct mode_chain*));
1108 extern tree build_init_struct PROTO((void));
1109 extern tree build_readonly_type PROTO((tree));
1110 extern int chill_compatible PROTO((tree, tree));
1111 extern int chill_compatible_classes PROTO((tree, tree));
1112 extern ch_class chill_expr_class PROTO((tree));
1113 extern tree chill_give_type_to_expr PROTO((tree, tree));
1114 extern tree chill_expand_tuple PROTO((tree, tree));
1115 extern ch_class chill_expr_class PROTO((tree));
1116 extern int chill_location PROTO((tree));
1117 extern tree chill_max_vary_array_index PROTO((tree));
1118 extern int chill_read_compatible PROTO((tree, tree));
1119 extern int chill_referable PROTO((tree));
1120 extern tree chill_root_mode PROTO((tree));
1121 extern ch_class chill_resulting_class PROTO((ch_class, ch_class));
1122 extern tree chill_resulting_mode PROTO((tree, tree));
1123 extern int chill_similar PROTO((tree, tree, struct mode_chain*));
1124 extern int discrete_type_p PROTO((tree));
1125 extern tree initializer_constant_valid_p PROTO((tree, tree));
1126 extern tree convert_to_discrete PROTO((tree));
1127 extern tree smash_dummy_type PROTO((tree));
1128 extern tree string_assignment_condition PROTO((tree, tree));
1129 extern tree type_for_mode PROTO((enum machine_mode, int));
1130 extern tree type_for_size PROTO((unsigned, int));
1131 extern int valid_array_index PROTO((tree, tree));
1132 extern void validate_varying_array_ref PROTO((tree, tree));
1135 extern void expand_function_end PROTO((char *, int, int));
1136 extern void expand_function_start PROTO((tree, int));
1137 extern void init_function_start PROTO((tree, char *, int));
1138 extern void pop_function_context PROTO((void));
1139 extern void push_function_context PROTO((void));
1141 /* in integrate.c */
1142 extern void output_inline_function PROTO((tree));
1145 extern void remember_end_note PROTO((tree));
1148 extern void announce_function PROTO((tree));
1149 extern int floor_log2_wide PROTO((unsigned HOST_WIDE_INT));
1150 extern void pedwarn PROTO((char *, ...));
1151 extern void rest_of_compilation PROTO((tree));
1152 extern void warning_with_decl PROTO((tree, char*, ...));
1155 extern void make_decl_rtl PROTO((tree, char *, int));
1156 extern void make_function_rtl PROTO((tree));
1159 extern void init_iterators PROTO((void));
1160 extern int mark_addressable PROTO((tree));
1161 extern tree chill_result_decl;
1163 extern rtx label_rtx PROTO((tree));
1165 extern void permanent_allocation PROTO((int));
1167 #ifndef SET_WORD_SIZE
1168 #define SET_WORD_SIZE BITS_PER_WORD
1173 struct module *next_module; /* Next module, in order of their beginning. */
1174 struct module *prev_module; /* The surrounding module, if any. */
1176 tree prefix_name; /* Usually same as name, expect for nested modules.
1177 Used to generate DECL_ASSEMBLER_NAMEs. */
1178 /* procedure_seen indicates a procedure or process was declared.
1179 After this, no SEIZE, DCL, SYN, NEWMODE, SYNMODE statement is allowed */
1183 /* The value of current_nesting_level inside the module. */
1186 /* A chain contain one ALIAS_DECL for each 'GRANT foo->bar'.
1187 The DECL_NAME is get_identifier("bar"), and the DECL_INITIAL
1188 is get_identifier("bar"). Only used in pass 1. */
1192 extern struct module *current_module;
1194 /* fold a tree to constant as much as possible */
1195 extern tree deep_fold PROTO((tree));